Vagal maneuvers

Carotid sinus massage

  • Ideal duration of 15 seconds[1])
  • Auscultate to r/o bruits in carotid artery before performing
  • Perform ONE side at a time

Valsalva maneuver

  • Ideal duration of 10 seconds

Pediatrics

  • Often successful with ice application to face
  1. Appelboam, A, et al. Randomised Evaluation of modified Valsalva Effectiveness in Re-entrant Tachycardias (REVERT) study. BMJ, 2014; 4(3):e004525.